/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.streaming.connectors.elasticsearch.util;

import org.apache.flink.annotation.Internal;
import org.apache.flink.streaming.connectors.elasticsearch.ActionRequestFailureHandler;
import org.apache.flink.streaming.connectors.elasticsearch.RequestIndexer;

import org.elasticsearch.action.ActionRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/** An {@link ActionRequestFailureHandler} that simply fails the sink on any failures. */
@Internal
public class NoOpFailureHandler implements ActionRequestFailureHandler {

    private static final long serialVersionUID = 737941343410827885L;

    private static final Logger LOG = LoggerFactory.getLogger(NoOpFailureHandler.class);

    @Override
    public void onFailure(
            ActionRequest action, Throwable failure, int restStatusCode, RequestIndexer indexer)
            throws Throwable {
        LOG.error("Failed Elasticsearch item request: {}", failure.getMessage(), failure);
        // simply fail the sink
        throw failure;
    }

    @Override
    public boolean equals(Object o) {
        return o instanceof NoOpFailureHandler;
    }

    @Override
    public int hashCode() {
        return NoOpFailureHandler.class.hashCode();
    }
}
